Сделайте хотя бы 1 пример. Я буду рада, заранее СПАСИБО)


1)6 1/4 - 2 5/7+6 3/14=???
2)5 2/3 + 2 1/4 - 1 1/5=???
3)8 7/10 - 5 3/4+6 1/5=???
4)12 7/15-9/4+5 11/12=???


ОБРАЗЕЦ: 8 1/8+1 2/3-3 1/4= (8+1-3)+(1/8+2/3-1/4)=6+3+16/24 -6= 6+13/24=8 13/24
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